Home / 52,441.68-78,673.92-19,161.69

Finding the Fourth Proportional to 52,441.68, 78,673.92 and 19,161.69

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Solution

The fourth proportional to 52,441.68, 78,673.92 and 19,161.69 is: 28,746.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,441.68 : 78,673.92 = 19,161.69 : x
  2. Step 2: Convert to fraction form
    52,441.68/78,673.92 = 19,161.69/x
  3. Step 3: Cross multiply
    52,441.68x = 78,673.92 × 19,161.69
  4. Step 4: Simplify right side
    52,441.68x = 1,507,525,266.12
  5. Step 5: Solve for x
    x = 1,507,525,266.12/52,441.68
  6. Step 6: Final answer
    x = 28,746.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.